Orgin and geography of cultivated plants

Eitemau Tebyg

• Origin, variation, immunity and breeding of cultivated plants
  gan: Vavilov, N I
  Cyhoeddwyd: (1951)
• Origin and geography of cultivated plants
  gan: Vavilov, N I
  Cyhoeddwyd: (1992)
• Orgin of cultivated Plants
  gan: Candolle, Alphonse De
  Cyhoeddwyd: (1967)
• Cultivated plants their propagation and improvement
  gan: Burbidge, F W
  Cyhoeddwyd: (1977)
• Cultivated plants their propagation and improvement
  gan: Burbidge, F W
  Cyhoeddwyd: (1977)